e^(-6.4) +e^(-6.4) x 6.4 + (e^(-6.4)x6.4^2) / 2! +... + (e^(-6.4)x6.4^n) / n! >= 0.9
where n is non negative interger , >= equal to greater than
anw : 10
請各位大大慢慢解釋怎樣做, 謝謝 ^^
收錄日期: 2021-04-27 17:44:59
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20131006000051KK00219